body {
  width: 100%;
  height: 100%;
  background-color: #666;
  display: flex;
}
.price {
  width: 100%;
  margin-top: 100px;
  background-color: #fff;
}
.price #mui_padding {
  padding: 0;
}
.price #mui_padding a {
  font-size: 0.2rem;
  color: black;
  display: block;
  width: 33.3333%;
  float: left;
  text-align: center;
  border-bottom: 1px solid #ccc3c3;
  border-right: 1px solid #ccc3c3;
}
.price #mui_padding a:nth-of-type(3n) {
  border-right: none;
}
